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What is the reason for the uneven temperature of the heating element for heater?

Nov 30, 2020

The uneven surface temperature of the heating element for the heater is caused by many reasons. First of all, we know the structure of the heating element for the heater. It uses a metal tube as the shell, and the spiral heating wire is evenly distributed in the center of the tube. The gap is tightly filled with insulation and heat conduction. The high-performance magnesium oxide powder is finally sealed with sealing glue. Then through the heating tube structure, we can analyze the reason for the uneven temperature of the heating element for the heater?

Tubular heater manufacturers




1. The thickness of the internal resistance wire of the heating element for the heater is uneven.

2. The filled magnesium oxide powder has impurities.

3. The thickness of the magnesium oxide powder in the gap is uneven, the amplitude of the powder feeding equipment is unstable, the uneven guide rod is used to increase the speed, and the powder leakage rate is fast or slow.

4. How much will affect the position of the heating wire in the center of the tube when the magnesium oxide powder is poured.


The above points are the main reasons for the uneven heating of the heating element for the heater.

If you want to buy a heating element for a heater with uniform heating, you should go to a regular manufacturer.

If you want to know more about the reasons for the uneven temperature of the heating tube, you can consult our company